20583315

素因数分解:

$3^6\times 5^1\times {\mathrm{5647}}^1$

素因数の和:5670

約数の個数: 28

約数和(自身を含む): 37039584

約数和(自身を除く): 16456269

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 5647, 16941, 28235, 50823, 84705, 152469, 254115, 457407, 762345, 1372221, 2287035, 4116663, 6861105, 20583315]

約数ペア:

[(1, 20583315), (3, 6861105), (5, 4116663), (9, 2287035), (15, 1372221), (27, 762345), (45, 457407), (81, 254115), (135, 152469), (243, 84705), (405, 50823), (729, 28235), (1215, 16941), (3645, 5647)]